Phillip Gomm from the RAC foundation says there's been a significant rise in the cost of running a car in the last decade.
He speaks after a report by the RAC showed that people in Wales rely on their car, more than anywhere else in the UK. The Welsh Government acknowledges that public transport is crucial.
More top news
A British conservationist is in a coma with a rare viral infection from a mosquito bite
Three men have appeared in court charged with the murder of Russell Peachey who died after being found unconscious on a Cardiff street.
Outbreaks of rain and showers will continue to affect most parts today. A much drier, warmer and sunnier day expected for all tomorrow.